Regresion Lineal Multiple Ejercicios Resueltos A Mano [exclusive] May 2026

| i | Y | X₁ | X₂ | |---|----|----|----| | 1 | 120| 80 | 10 | | 2 | 150| 100| 5 | | 3 | 90 | 60 | 15 | | 4 | 200| 140| 2 | | 5 | 110| 85 | 8 |

Multiplicamos (1) por 1.75: (7\beta_0 + 17.5\beta_1 + 12.25\beta_2 = 96.25) Restamos de (3): ((7-7)\beta_0 + (21-17.5)\beta_1 + (18-12.25)\beta_2 = 113 - 96.25) ⇒ (3.5\beta_1 + 5.75\beta_2 = 16.75) (II) regresion lineal multiple ejercicios resueltos a mano

Y=β0+β1X1+β2X2+…+βkXk+ϵcap Y equals beta sub 0 plus beta sub 1 cap X sub 1 plus beta sub 2 cap X sub 2 plus … plus beta sub k cap X sub k plus epsilon : Vector de la variable dependiente. | i | Y | X₁ | X₂